import router from './router'
import store from './store'
import { Message } from 'element-ui'

const whiteList = ['/login'] // no redirect whitelist

router.beforeEach((to, from, next) => {

  // determine whether the user has logged in
  const hasToken = store.getters.token

  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
    } else {
      next()
    }
  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next('/login')
    }
  }
})

router.afterEach(() => {
})
